He continued, "We just literally stalked about four meters behind her for the entire evening, and eventually I think she was like, 'Okay.' Anyway, so we got to meet her, and she was as beautiful and wonderful as you'd expect her to be."

"The Theory of Everything" star was glad Aniston was gracious about it.

"She could have turned around and slapped us for stalking her like that," he told host Jimmy Kimmel, who replied, "Well, yes, she would certainly be within her legal rights to do that."

Watch the video below to hear the Oscar nominee tell that story, as well as another one involving Julia Roberts: